{"id":"https://openalex.org/W4387731309","doi":"https://doi.org/10.12720/jcm.18.10.658-664","title":"Performance Analysis of DoA Estimation for FDD Cell Free Systems Based on Compressive Sensing Technique","display_name":"Performance Analysis of DoA Estimation for FDD Cell Free Systems Based on Compressive Sensing Technique","publication_year":2023,"publication_date":"2023-10-01","ids":{"openalex":"https://openalex.org/W4387731309","doi":"https://doi.org/10.12720/jcm.18.10.658-664"},"language":"en","primary_location":{"id":"doi:10.12720/jcm.18.10.658-664","is_oa":true,"landing_page_url":"http://dx.doi.org/10.12720/jcm.18.10.658-664","pdf_url":null,"source":{"id":"https://openalex.org/S184821498","display_name":"Journal of Communications","issn_l":"1796-2021","issn":["1796-2021","2374-4367"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4323867253","host_organization_name":"International Communication Association","host_organization_lineage":["https://openalex.org/P4323867253"],"host_organization_lineage_names":["International Communication Association"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Communications","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"http://dx.doi.org/10.12720/jcm.18.10.658-664","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5081422580","display_name":"Hayder Almosa","orcid":"https://orcid.org/0000-0002-5107-0530"},"institutions":[{"id":"https://openalex.org/I47229656","display_name":"University of Kufa","ror":"https://ror.org/02dwrdh81","country_code":"IQ","type":"education","lineage":["https://openalex.org/I47229656"]}],"countries":["IQ"],"is_corresponding":true,"raw_author_name":"Hayder Almosa","raw_affiliation_strings":["Department of Electronic and Communication Engineering, Faculty of Engineering, University of Kufa, Najaf, Iraq;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic and Communication Engineering, Faculty of Engineering, University of Kufa, Najaf, Iraq;","institution_ids":["https://openalex.org/I47229656"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009484216","display_name":"Yahya Jasim Harbi","orcid":"https://orcid.org/0000-0001-9497-4612"},"institutions":[{"id":"https://openalex.org/I47229656","display_name":"University of Kufa","ror":"https://ror.org/02dwrdh81","country_code":"IQ","type":"education","lineage":["https://openalex.org/I47229656"]}],"countries":["IQ"],"is_corresponding":false,"raw_author_name":"Yahya J. Harbi","raw_affiliation_strings":["Department of Electrical Engineering, Faculty of Engineering, University of Kufa, Najaf, Iraq;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Faculty of Engineering, University of Kufa, Najaf, Iraq;","institution_ids":["https://openalex.org/I47229656"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101546464","display_name":"Mohammed Khodayer Hassan Al-Dulaimi","orcid":"https://orcid.org/0000-0003-0283-9443"},"institutions":[{"id":"https://openalex.org/I47229656","display_name":"University of Kufa","ror":"https://ror.org/02dwrdh81","country_code":"IQ","type":"education","lineage":["https://openalex.org/I47229656"]}],"countries":["IQ"],"is_corresponding":false,"raw_author_name":"Mohammed Al-Dulaimi","raw_affiliation_strings":["Department of Electronic and Communication Engineering, Faculty of Engineering, University of Kufa, Najaf, Iraq;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic and Communication Engineering, Faculty of Engineering, University of Kufa, Najaf, Iraq;","institution_ids":["https://openalex.org/I47229656"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072939307","display_name":"Alister G. Burr","orcid":"https://orcid.org/0000-0001-6435-3962"},"institutions":[{"id":"https://openalex.org/I52099693","display_name":"University of York","ror":"https://ror.org/04m01e293","country_code":"GB","type":"education","lineage":["https://openalex.org/I52099693"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Alister Burr","raw_affiliation_strings":["School of Physics, Engineering and Technology, University of York, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Physics, Engineering and Technology, University of York, UK","institution_ids":["https://openalex.org/I52099693"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5081422580"],"corresponding_institution_ids":["https://openalex.org/I47229656"],"apc_list":null,"apc_paid":null,"fwci":0.1246,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.44936714,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"658","last_page":"664"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9988999962806702,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9988999962806702,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.998199999332428,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9973000288009644,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.7915735244750977},{"id":"https://openalex.org/keywords/duplex","display_name":"Duplex (building)","score":0.7198246717453003},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7177794575691223},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.7021456360816956},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.692927360534668},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.6556457281112671},{"id":"https://openalex.org/keywords/compressed-sensing","display_name":"Compressed sensing","score":0.6062594652175903},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.5487970113754272},{"id":"https://openalex.org/keywords/multipath-propagation","display_name":"Multipath propagation","score":0.5328049659729004},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4427400231361389},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.43264901638031006},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.3921174705028534},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3889350891113281},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.33892619609832764},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.33466970920562744},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.18471795320510864},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.16956457495689392}],"concepts":[{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.7915735244750977},{"id":"https://openalex.org/C99611785","wikidata":"https://www.wikidata.org/wiki/Q6453233","display_name":"Duplex (building)","level":3,"score":0.7198246717453003},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7177794575691223},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.7021456360816956},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.692927360534668},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.6556457281112671},{"id":"https://openalex.org/C124851039","wikidata":"https://www.wikidata.org/wiki/Q2665459","display_name":"Compressed sensing","level":2,"score":0.6062594652175903},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.5487970113754272},{"id":"https://openalex.org/C161218011","wikidata":"https://www.wikidata.org/wiki/Q11827794","display_name":"Multipath propagation","level":3,"score":0.5328049659729004},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4427400231361389},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.43264901638031006},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.3921174705028534},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3889350891113281},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.33892619609832764},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.33466970920562744},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.18471795320510864},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.16956457495689392},{"id":"https://openalex.org/C552990157","wikidata":"https://www.wikidata.org/wiki/Q7430","display_name":"DNA","level":2,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.12720/jcm.18.10.658-664","is_oa":true,"landing_page_url":"http://dx.doi.org/10.12720/jcm.18.10.658-664","pdf_url":null,"source":{"id":"https://openalex.org/S184821498","display_name":"Journal of Communications","issn_l":"1796-2021","issn":["1796-2021","2374-4367"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4323867253","host_organization_name":"International Communication Association","host_organization_lineage":["https://openalex.org/P4323867253"],"host_organization_lineage_names":["International Communication Association"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Communications","raw_type":"journal-article"},{"id":"pmh:oai:eprints.whiterose.ac.uk:207270","is_oa":true,"landing_page_url":null,"pdf_url":"https://eprints.whiterose.ac.uk/id/eprint/207270/1/JCM-V18N10-658.pdf","source":{"id":"https://openalex.org/S4306400854","display_name":"White Rose Research Online (University of Leeds, The University of Sheffield, University of York)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I2800616092","host_organization_name":"White Rose University Consortium","host_organization_lineage":["https://openalex.org/I2800616092"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"PeerReviewed"}],"best_oa_location":{"id":"doi:10.12720/jcm.18.10.658-664","is_oa":true,"landing_page_url":"http://dx.doi.org/10.12720/jcm.18.10.658-664","pdf_url":null,"source":{"id":"https://openalex.org/S184821498","display_name":"Journal of Communications","issn_l":"1796-2021","issn":["1796-2021","2374-4367"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4323867253","host_organization_name":"International Communication Association","host_organization_lineage":["https://openalex.org/P4323867253"],"host_organization_lineage_names":["International Communication Association"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Communications","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.5099999904632568,"display_name":"Partnerships for the goals","id":"https://metadata.un.org/sdg/17"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W205433031","https://openalex.org/W340244495","https://openalex.org/W1938636034","https://openalex.org/W2029938263","https://openalex.org/W2286275639","https://openalex.org/W2326913951","https://openalex.org/W2471673817","https://openalex.org/W2593893328","https://openalex.org/W2610350904","https://openalex.org/W2614913386","https://openalex.org/W2809517472","https://openalex.org/W2885224202","https://openalex.org/W2936465177","https://openalex.org/W2946373606","https://openalex.org/W2962959174","https://openalex.org/W2964042011","https://openalex.org/W2965003439","https://openalex.org/W2965123227","https://openalex.org/W4205929200","https://openalex.org/W4288403691","https://openalex.org/W4288621349","https://openalex.org/W4308171186","https://openalex.org/W4311258296"],"related_works":["https://openalex.org/W2548963335","https://openalex.org/W2159941915","https://openalex.org/W2962882802","https://openalex.org/W2571404653","https://openalex.org/W1995129237","https://openalex.org/W1761601995","https://openalex.org/W4300468626","https://openalex.org/W2097713053","https://openalex.org/W4321608401","https://openalex.org/W2904599916"],"abstract_inverted_index":{"The":[0,155,184],"concept":[1],"of":[2,24,64,90,107,139,141,146,174],"cell":[3],"free":[4],"(CF)":[5],"massive":[6,32,128],"MIMO":[7,33,129],"systems":[8,40,50],"is":[9],"a":[10],"prospective":[11],"fifth":[12],"generation":[13],"communication":[14],"technology":[15],"that":[16,39,41,93,171],"effort":[17],"with":[18],"base":[19],"stations":[20],"for":[21,126],"the":[22,30,36,49,62,91,94,108,119,152,160,172,180,195],"privilege":[23],"user-centric":[25],"coverage.":[26],"Most":[27],"studies":[28],"on":[29,115,132,151],"CF":[31,127],"system":[34,130],"in":[35,57,67],"past":[37],"imply":[38],"use":[42,89,106],"time":[43],"division":[44,53],"duplexing":[45],"(TDD),":[46],"even":[47],"despite":[48],"using":[51],"frequency":[52],"duplex":[54],"(FDD)":[55],"predominate":[56],"today\u2019s":[58],"wireless":[59],"communications.":[60],"When":[61],"number":[63],"antennas":[65],"increases":[66],"FDD":[68],"systems,":[69],"channel":[70,116,153],"state":[71],"information":[72,114],"(CSI)":[73],"collection":[74],"and":[75,97,191],"feedback":[76],"overhead":[77],"become":[78],"major":[79],"issues.":[80],"In":[81,123],"order":[82],"to":[83,165],"mitigate":[84],"these":[85],"issues,":[86],"we":[87,134,169],"make":[88],"condition":[92],"so-called":[95],"uplink":[96,120],"downlink":[98],"multipath":[99],"components":[100],"are":[101],"comparable.":[102],"Base":[103],"station":[104],"takes":[105],"angle":[109],"reciprocity":[110],"may":[111],"immediately":[112],"obtain":[113],"parameters":[117],"from":[118],"training":[121],"signal.":[122],"this":[124],"paper,":[125],"based":[131,150],"FDD,":[133],"provide":[135],"compressive":[136,176],"sensing":[137,177],"(CS)":[138],"directions":[140],"arrival":[142],"(DoAs)":[143],"estimation":[144,157,182],"approach":[145,158],"access":[147],"point":[148],"cooperation":[149],"parameters.":[154],"suggested":[156],"outperforms":[159],"established":[161],"subspace-based":[162],"technique,":[163],"according":[164],"simulation":[166],"findings.":[167],"Additionally,":[168],"showed":[170],"results":[173],"our":[175],"estimator":[178],"against":[179],"conventional":[181],"method.":[183],"former":[185],"demonstrates":[186],"way":[187],"far":[188],"better":[189],"outcome":[190],"performance":[192],"accordingly":[193],"than":[194],"latter.":[196]},"counts_by_year":[{"year":2023,"cited_by_count":1}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}